UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for VV811... Searching the city database file for: VV811 ... Date:0000Z 9 DEC 25 Station: VV811 WMO ident: 48811 Latitude: 21.40 Longitude: 103.02 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 175 SFC 965 476 13.4 13.0 97 0.4 13.1 0 0 289.5 291.2 287.8 317.0 9.79 2 963 494 13.2 13.2 100 0.0 13.2 4 0 289.5 291.2 287.9 317.4 9.95 3 925 833 12.0 12.0 100 0.0 12.0 90 1 291.6 293.3 288.3 318.7 9.56 4 890 1156 11.4 11.2 99 0.2 11.3 99 2 294.2 295.9 289.1 321.2 9.43 5 850 1541 10.6 5.9 73 4.7 8.0 110 3 297.3 298.5 287.9 317.4 6.86 6 844 1600 10.4 5.4 71 5.0 7.6 107 3 297.6 298.9 287.8 317.2 6.67 7 771 2347 5.8 4.5 91 1.3 5.1 65 3 300.5 301.7 289.0 320.9 6.86 8 763 2433 8.8 -3.2 43 12.0 3.0 60 3 304.6 305.4 287.7 316.8 3.96 9 759 2476 8.2 -3.8 42 12.0 2.5 58 3 304.4 305.1 287.5 316.1 3.80 10 743 2654 13.2 -23.8 6 37.0 0.7 48 3 311.7 311.9 286.8 314.3 0.75 11 700 3153 11.0 -28.0 5 39.0 -1.0 20 3 314.7 314.8 287.6 316.6 0.55 12 563 4942 2.6 -40.4 2 43.0 -7.4 293 8 325.0 325.0 290.5 325.8 0.20 13 500 5890 -4.1 -27.1 15 23.0 -10.8 245 11 328.0 328.2 292.0 331.0 0.83 14 483 6161 -6.7 -27.7 17 21.0 -12.5 241 12 328.1 328.3 292.0 331.0 0.81 15 431 7043 -11.3 -36.3 11 25.0 -16.6 228 15 333.1 333.2 293.0 334.6 0.40 16 400 7610 -16.1 -40.1 11 24.0 -20.3 220 17 334.1 334.1 293.1 335.2 0.29 17 368 8229 -21.1 -47.1 8 26.0 -24.5 223 21 335.5 335.5 293.3 336.1 0.15 18 300 9700 -31.7 -51.7 12 20.0 -33.4 230 31 340.7 340.7 294.6 341.1 0.11 19 250 10970 -41.3 -60.3 11 19.0 -42.2 230 35 344.7 344.7 295.5 344.9 0.05 20 234 11413 -45.1 -59.1 19 14.0 -45.7 234 36 345.5 345.5 295.7 345.7 0.06 21 231 11499 -45.5 -62.5 13 17.0 -46.1 235 37 346.2 346.2 295.8 346.3 0.04 22 224 11703 -47.3 -56.3 35 9.0 -47.7 237 37 346.5 346.5 295.9 346.8 0.08 23 221 11791 -47.5 -67.5 8 20.0 -48.0 238 38 347.5 347.5 296.1 347.6 0.02 24 201 12408 -53.1 -61.1 37 8.0 -53.3 245 40 348.2 348.2 296.3 348.4 0.05 25 200 12440 -53.3 -62.3 33 9.0 -53.5 245 40 348.4 348.4 296.3 348.6 0.04 26 186 12905 -56.1 -73.1 10 17.0 -56.3 236 46 351.1 351.1 296.9 351.2 0.01 27 162 13770 -63.2 -70.9 35 7.7 -63.3 220 58 353.3 353.3 297.4 353.4 0.02 28 158 13924 -64.5 -70.5 43 6.0 -64.6 220 57 353.7 353.7 297.4 353.8 0.02 29 156 14001 -64.9 -69.3 54 4.4 -65.0 220 57 354.3 354.3 297.5 354.4 0.02 30 151 14200 -66.3 -77.3 20 11.0 -66.4 220 56 355.2 355.2 297.7 355.2 0.01 31 150 14240 -66.3 -78.3 17 12.0 -66.4 220 56 355.9 355.9 297.9 355.9 0.01 32 144 14486 -67.7 -82.7 10 15.0 -67.8 222 52 357.6 357.6 298.2 357.6 0.00 33 111 16002 -79.9 -88.9 21 9.0 -79.9 231 26 362.4 362.4 299.2 362.4 0.00 34 100 16590 -81.3 -93.3 11 12.0 -81.3 235 15 370.6 370.6 300.7 370.7 0.00 TRP WND 162 13770 -63.2 -70.9 35 7.7 -63.3 220 58 353.3 353.3 297.4 353.4 0.02 Sounding variables and indices 1000-500 mb thick: 5715.00 m Freezing level: 538.55 mb = 5309.77 m = 17420.30 ft Wetbulb zero: 725.32 mb = 2855.54 m = 9368.46 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 35.61 % Est. max temperature: 22.57 C = 72.63 F Sfc-Lift cond lev (LCL): 959.36 mb = 525.58 m = 1724.34 ft T: 13.09 C 700-500 lapse rate: 5.52 C/km ThetaE index: 6.54 C Layer 763.0- 700.0 mb Conv cond level (CCL): 841.72 mb = 1622.35 m = 5322.60 ft Mean mixing ratio: 9.36 g/kg Conv temperature: 21.56 C = 70.81 F Cap Strength: 13.13 C Lifted Index: 12.70 C Risk: None Lifted Index @300 mb: 15.68 C Lifted Index @700 mb: 10.92 C Showalter Index: 13.78 C Risk: None Total Totals Index: 24.70 C Risk: None Vertical Totals Index: 14.70 C Cross Totals Index: 10.00 C K Index: -18.40 Risk: None Sweat Index: 87.80 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.72 J/kg Max Up Vert Vel: 7.31 m/s Conv Inhibition (B-): 9319.70 J/kg Cap Strength: 13.08 C Lift Cond Lev (LCL): 907.89 mb = 989.55 m = 3246.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 4 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 965 476 0 0 -0.0 -0.0 | 101 4 -4.0 0.7 1 925 833 90 1 -1.0 0.0 | 98 5 -5.0 0.7 2 850 1541 110 3 -2.8 1.0 | 105 7 -6.8 1.8 3 700 3153 20 3 -1.0 -2.8 | 68 5 -5.1 -2.1 4 500 5890 245 11 10.0 4.6 | 228 8 5.9 5.4 5 400 7610 220 17 10.9 13.0 | 207 15 6.9 13.8 6 300 9700 230 31 23.7 19.9 | 224 29 19.7 20.7 7 250 10970 230 35 26.8 22.5 | 224 33 22.8 23.2 8 200 12440 245 40 36.3 16.9 | 241 37 32.2 17.7 9 162 13770 220 58 37.3 44.4 | 216 56 33.3 45.2 10 150 14240 220 56 36.0 42.9 | 216 54 32.0 43.6 11 100 16590 235 15 12.3 8.6 | 221 12 8.3 9.4 Wind Parameters Mean winds (0-6000m): 250.5 at 5.5 knts Storm direction: 280.5 at 4.1 knts Shear (0-3000m) pos: 0.5 neg: 0.9 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): -47.0 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -9.7 tot: -8.3 m^2/s^2 ave: -2.8 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 1.6 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.39 Bulk Shear: 4.95 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 91 1 99 5| 1.4 0.0 1.4| 0.4 -0.4 -0.0 -0.0 -0.04| 1.7 -0.1 1000 102 1 101 6| 1.4 0.0 1.4| 1.3 -0.4 0.9 0.9 0.14| 1.6 0.2 1500 101 2 101 6| 1.0 0.4 1.4| 1.3 -2.6 -1.3 -0.9 -0.15| 1.6 -0.2 2000 92 2 97 6| 0.7 0.6 1.4| 1.3 -5.2 -3.8 -1.9 -0.35| 1.5 -0.5 2500 81 2 93 6| 0.6 0.8 1.3| 1.3 -7.2 -5.9 -2.3 -0.44| 1.5 -0.7 3000 67 3 88 6| 0.5 0.9 1.4| 1.3 -9.7 -8.3 -2.8 -0.54| 1.6 -0.9 4000 21 3 67 6| 0.4 1.2 1.6| 1.3 -16.4 -15.1 -3.8 -0.70| 1.9 -1.3 5000 302 4 16 2| 0.3 1.3 1.6| 1.3 -25.4 -24.1 -4.8 -0.79| 2.3 -1.8 6000 251 5 204 3| 0.2 1.3 1.5| 1.3 -34.2 -32.9 -5.5 -0.76| 2.5 -1.9 Wrote GIF file: /home/apache/climate/data/raob//VV811/skewt/VV811.skewt.20251209.00.gif